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Which expression is equivalent to (6 + 2i)(5 + 3i) ? A 24 + 28i B 36+ 28i C 24 - 28i D 30 - 28i
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Which expression is equivalent to (6 + 2i)(5 + 3i) ?

A 24 + 28i

B 36+ 28i

C 24 - 28i

D 30 - 28i

User Helgetan
by
8.1k points

1 Answer

6 votes
Answer:

A

Steps:

i^2 = -1

Multiply the terms together;

30 + 18i + 10i + 6i^2

30 - 6 + 28i

24 + 28i
User Krisanalfa
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